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CVE-2026-18859— ESAFENET CDG usbkey;logindojojs sql injection

Quick assessment

Affected
ESAFENET CDG
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

EsafeNet CDG是中国EsafeNet公司的一款电子文档安全管理系统。 EsafeNet CDG 20260615及之前版本存在安全漏洞，该漏洞源于对文件/CDGServer3/ukey/usbkey;logindojojs中参数keyid的操作，可能导致SQL注入。

CVSS 7.3 · High EPSS 0.41% · P33

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
ESAFENET CDG 20260615 affected
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I. Basic Information for CVE-2026-18859

Vulnerability Information
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Vulnerability Title
ESAFENET CDG usbkey;logindojojs sql injection
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was identified in ESAFENET CDG up to 20260615. Affected is an unknown function of the file /CDGServer3/ukey/usbkey;logindojojs. Such manipulation of the argument keyid leads to sql injection. The attack may be performed from remote. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
SQL命令中使用的特殊元素转义处理不恰当(SQL注入)
Source: CVE Program / CVE List V5
Vulnerability Title
EsafeNet CDG 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
EsafeNet CDG是中国EsafeNet公司的一款电子文档安全管理系统。 EsafeNet CDG 20260615及之前版本存在安全漏洞，该漏洞源于对文件/CDGServer3/ukey/usbkey;logindojojs中参数keyid的操作，可能导致SQL注入。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
ESAFENET CDG 20260615 cpe:2.3:a:esafenet:cdg:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-18859

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III. Intelligence Information for CVE-2026-18859

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IV. Related Vulnerabilities

Same product: CDG
Same vendor: ESAFENET
Same weakness: CWE-89

V. Comments for CVE-2026-18859

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